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Dog Poop Lights Park Lamp

Site turns waste into electricity
By Nick McMaster,  Newser Staff
Posted Sep 12, 2010 9:57 AM CDT

(Newser) – A dog park in Cambridge, Mass., is being lit up by the excrement of the dogs who visit, reports Fast Company. Dogwalkers are encouraged to deposit their pets' waste at a methane digester called the Park Spark, which then turns into a burnable gas that powers a lamppost. The team behind the project hopes the park will be busy enough to power other objects, like popcorn stands or projectors for community events.

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"The digester will never generate enough energy to power, say, a whole block of streetlights, but that's not the point," writes Ariel Schwartz. "If Park Spark can demonstrate to community members that waste is a precious resource, it will have fulfilled its goal." (Read more energy stories.)

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